from tkinter import *
x = int(input())
y = int(input())
N = int(input())
coords = [0 * N + x, 0 * N + y,
         10 * N + x, 0 * N + y,
         10 * N + x, 10 * N + y,
         20 * N + x, 10 * N + y,
         20 * N + x, 20 * N + y,
         10 * N + x, 20 * N + y,
         10 * N + x, 30 * N + y,
         0 * N + x, 30 * N + y]
if N==0 and x>=0 and x<=500 and y>=0 and y<=500:
    pass
else:
    if N>0 and 0 * N + x >=0 and 0 * N + y >=0 and 20 * N + x and 30 * N + y <= 500:
        pass
    else:
        if N < 0 and 20 * N + x >=0 and 30 * N + y >= 0 and 0 * N + x <= 500 and 0 * N + y <= 500:
            pass
        else:
            print("Размер фигур превышает максимальный размер поля")
            exit()
root = Tk()
root.title("ИТ-марафон")
root.geometry("500x500")

canvas = Canvas(bg="white", width = 500, height = 500)
canvas.pack(anchor=CENTER, expand = 1)
canvas.create_polygon(coords)
root.mainloop()
           

